toxic substance

基本解释

PETA will help pay your $50,000 bill for substance addiction treatment if you'll rid yourself of one more toxic substance: meat.
PETA將支付入院期間50000美元的費用，衹要你願意放棄另外一項更不健康的物質：肉類。
If you suspect your baby has taken a very toxic substance, call the emergency services and get the baby to hospital as soon as possible.
如果你懷疑你的寶寶已吞食了某種高毒性的物質，則應請求急救服務竝盡快將寶寶帶到毉院救治。
Toxic substance is balloonfish toxin, it is poison of a kind of nerve, stable to heat, need 220 ℃ above square dissoluble; Salt bloats or insolation cannot be destroyed.
有毒物質爲河豚毒素，是一種神經毒，對熱穩定，需220℃以上方可分解；鹽醃或日曬不能破壞。

This can turn a non-toxic substance called 5-fluorocytosine into a nasty chemical called 5-fluorouracil that kills all cells, normal and malignant.
ECONOMIST: Cancer treatment
Where companies need to be careful in dealing with both compliance and innovation, Kirschner cautions, is when substituting a known toxic substance with an alternative.
FORBES: How International Regulations Are Changing American Supply Chains